A report on the use of closed-circuit video to train Andean peasants on the rejuvenation of agricultural terraces, or andenes, in Puno, Peru. The video is based on the experience of two communities that rejuvenated some of their abandoned terraces as part of a pilot program conducted in 1985 by the Peruvian Center for Audiovisual Pedagogical Services. The technical model was based on pre-Columbian indigenous knowledge and adapted to local conditions. (continues below)